diff options
Diffstat (limited to 'source/blender/makesdna/DNA_constraint_types.h')
| -rw-r--r-- | source/blender/makesdna/DNA_constraint_types.h | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/source/blender/makesdna/DNA_constraint_types.h b/source/blender/makesdna/DNA_constraint_types.h index 7b0b1c3d814..bf8139ce6a0 100644 --- a/source/blender/makesdna/DNA_constraint_types.h +++ b/source/blender/makesdna/DNA_constraint_types.h @@ -32,7 +32,6 @@ #define DNA_CONSTRAINT_TYPES_H #include "DNA_ID.h" -#include "DNA_ipo_types.h" #include "DNA_listBase.h" #include "DNA_object_types.h" @@ -41,9 +40,10 @@ struct Text; struct Ipo; /* channels reside in Object or Action (ListBase) constraintChannels */ +// XXX depreceated... old AnimSys typedef struct bConstraintChannel { struct bConstraintChannel *next, *prev; - Ipo *ipo; + struct Ipo *ipo; short flag; char name[30]; } bConstraintChannel; @@ -66,6 +66,7 @@ typedef struct bConstraint { int pad; struct Ipo *ipo; /* local influence ipo or driver */ // XXX depreceated for 2.5... old animation system hack + /* below are readonly fields that are set at runtime by the solver for use in the GE (only IK atm) */ float lin_error; /* residual error on constraint expressed in blender unit*/ float rot_error; /* residual error on constraint expressed in radiant */ @@ -122,7 +123,7 @@ typedef struct bPythonConstraint { } bPythonConstraint; -/* inverse-Kinematics (IK) constraint +/* Inverse-Kinematics (IK) constraint This constraint supports a variety of mode determine by the type field according to B_CONSTRAINT_IK_TYPE. Some fields are used by all types, some are specific to some types @@ -151,6 +152,27 @@ typedef enum B_CONSTRAINT_IK_TYPE { CONSTRAINT_IK_DISTANCE /* maintain distance with target */ } B_CONSTRAINT_IK_TYPE; + +/* Spline IK Constraint + * Aligns 'n' bones to the curvature defined by the curve, + * with the chain ending on the bone that owns this constraint, + * and starting on the nth parent. + */ +typedef struct bSplineIKConstraint { + /* target(s) */ + Object *tar; /* curve object (with follow path enabled) which drives the bone chain */ + + /* binding details */ + float *points; /* array of numpoints items, denoting parametric positions along curve that joints should follow */ + short numpoints; /* number of points to bound in points array */ + short chainlen; /* number of bones ('n') that are in the chain */ + + /* settings */ + short flag; /* general settings for constraint */ + short upflag; /* axis of bone that points up */ +} bSplineIKConstraint; + + /* Single-target subobject constraints --------------------- */ /* Track To Constraint */ typedef struct bTrackToConstraint { @@ -378,9 +400,10 @@ typedef enum B_CONSTAINT_TYPES { CONSTRAINT_TYPE_TRANSFORM, /* transformation (loc/rot/size -> loc/rot/size) constraint */ CONSTRAINT_TYPE_SHRINKWRAP, /* shrinkwrap (loc/rot) constraint */ CONSTRAINT_TYPE_DAMPTRACK, /* New Tracking constraint that minimises twisting */ + CONSTRAINT_TYPE_SPLINEIK, /* Spline-IK - Align 'n' bones to a curve */ - /* NOTE: everytime a new constraint is added, update this */ - NUM_CONSTRAINT_TYPES= CONSTRAINT_TYPE_DAMPTRACK + /* NOTE: no constraints are allowed to be added after this */ + NUM_CONSTRAINT_TYPES } B_CONSTRAINT_TYPES; /* bConstraint->flag */ @@ -521,6 +544,13 @@ typedef enum B_CONSTRAINTCHANNEL_FLAG { /* axis relative to target */ #define CONSTRAINT_IK_TARGETAXIS 16384 +/* bSplineIKConstraint->flag */ + /* chain has been attached to spline */ +#define CONSTRAINT_SPLINEIK_BOUND (1<<0) + /* roll on chains is not determined by the constraint */ +#define CONSTRAINT_SPLINEIK_NO_TWIST (1<<1) + /* root of chain is not influence by the constraint */ +#define CONSTRAINT_SPLINEIK_NO_ROOT (1<<2) /* MinMax (floor) flags */ #define MINMAX_STICKY 0x01 |